API

• Add helper class to capture context using ScheduledExecutorService (#6712)
• Adds Baggage.getEntry(String key) (#6765)

Extensions

• Fix ottracepropagation for short span ids (#6734)

SDK

Metrics

• Optimize advice with FilteredAttributes (#6633)

Exporters

• Add experimental stdout log, metric, trace exporters for printing records to stdout in standard OTLP JSON format. (#6675, #6750)
• Add Marshalers for profiling signal type (#6680)

Extensions

• Add *Model suffix to declarative config generated classes. (#6721)
• Use autoconfigured ClassLoader to load declarative config (#6725)
• Update declarative config to use opentelemetry-configuration v0.3.0 (#6733)
• Add StructuredConfigProperties#getStructured default method, add StructuredConfigProperties.empty() (#6759)

Testing

• Add context info about wrong span or trace. (#6703)

🙇 Thank you

This release was possible thanks to the following contributors who shared their brilliant ideas and awesome pull requests:

@ammachado @breedx-splk @codeboten @codefromthecrypt @jack-berg @jhalliday @jkwatson @laurit @reta @shalk @smola @stevesea @trask @vasantteja @viveksing @wgy035 @zeitlinger